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ITU-T H.248 (06/2000)

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Gateway control protocol

Citation:	https://handle.itu.int/11.1002/1000/4931
Series title:	H series: Audiovisual and multimedia systems H.200-H.499: Infrastructure of audiovisual services H.240-H.259: Communication procedures
Approval date:	2000-06-15
Provisional name:	H.gcp
Approval process:	TAP
Status:	Superseded
Observation:	H.248 was renumbered when revised on 2002-03-29. H.248 main body, Annexes A to E and Appendix I were included in H.248.1. Subsequent annexes were sequentially numbered in the series, e.g. H.248 Annex F became H.248.2
Maintenance responsibility:	ITU-T Study Group 16
Further details:	Patent statement(s)

EditionsRelated Supplement(s)Implementer's guide(s)Related technical papers and reports

Ed.	ITU-T Recommendation	Status	Summary	Table of Contents	Download
5	H.248.1 v3 (03/2013)	In force	here	here	here
4.2	H.248.1 v3 (2005) Amd. 2 (12/2009)	Superseded	here	-	here
4.1	H.248.1 v3 (2005) Amd. 1 (05/2008)	Superseded	here	here	here
4	H.248.1 v3 (09/2005)	Superseded	here	here	here
3.1	H.248.1 v2 (2002) Cor. 1 (03/2004)	Superseded	here	here	here
3	H.248.1 v2 (05/2002)	Superseded	here	here	here
2	H.248.1 v1 (03/2002)	Superseded	here	here	here
1.9	H.248 Annex M4 (07/2001)	Superseded	here	here	here
1.8	H.248 Annex M2 (07/2001)	Superseded	here	-	here
1.7	H.248 Annex L (07/2001)	Superseded	here	here	here
1.6	H.248 Annex K (11/2000)	Superseded	-	-	here
1.5	H.248 Annex J (11/2000)	Superseded	-	-	here
1.4	H.248 Annex I (11/2000)	Superseded	-	-	here
1.3	H.248 Annex H (11/2000)	Superseded	-	-	here
1.2	H.248 Annex G (11/2000)	Superseded	-	-	here
1.1	H.248 Annex F (11/2000)	Superseded	-	-	here
1	H.248 (06/2000)	Superseded	-	-	here


ITU-T Supplement	Title	Status	Summary	Table of contents	Download
H Suppl. 6 (04/2006)	Control load quantum for decomposed gateways	In force	here	here	here
H Suppl. 9 (05/2008)	Gateway control protocol: Operation of H.248 with H.225.0, SIP, and ISUP in support of emergency telecommunications service (ETS)/international emergency preference scheme (IEPS)	In force	here	here	here
H Suppl. 11 (02/2009)	Analysis of class-based home network QoS solutions	In force	here	here	here
H Suppl. 12 (11/2013)	Gateway control protocol: Priority traffic treatment by ITU-T H.248 gateways	In force	here	here	here
H Suppl. 13 (10/2015)	Gateway control protocol: Common ITU-T H.248 terminology - Release 2	In force	here	here	here
H Suppl. 14 (10/2015)	Gateway control protocol: SDP codepoints for gateway control - Release 2	In force	here	here	here
H Suppl. 15 (01/2017)	Conversion and coding practices for HDR/WCG Y'CbCr 4:2:0 video with PQ transfer characteristics	In force	here	here	here
H Suppl. 17 (11/2014)	Guide for addressing accessibility in standards	In force	here	here	here
H Suppl. 18 (10/2017)	Signalling, backward compatibility and display adaptation for HDR/WCG video coding	In force	here	here	here
H Suppl. 19 (04/2021)	Usage of video signal type code points	In force	here	here	here

Title	Approved on	Download
Implementers' Guide for ITU-T H.248 Sub-series	2017-10-27	here
Implementers’ Guide for Recommendation ITU-T H.248.1 Version 2 (Media Gateway Control Protocol) and its Corrigendum 1 (03/2004)	2008-05-02	here
Implementers’ Guide for Recommendation ITU-T H.248.1 Version 1 (03/2002) ("Media Gateway Control Protocol")	2006-03-30	here

Title	Approved on	Download
Testing of personal audio systems for compliance with ITU-T H.870 (2018)	2021	here
Telecommunications Accessibility Checklist	2006	here